#temporal semantics

• Last winter — An adverb of time indicating concretely the winter that has most recently passed relative to the moment of speech; a temporal lexical structure used to place an action or memory within the preceding cold season.
• Last summer — An adverb of time indicating concretely the summer season that has most recently passed relative to the moment of speech; a temporal deictic structure used to place an event, an action, or a personal experience within the preceding summer.